HSChapter 03
U.S. imports of clams, cockles, and ark shells (dried, salted, or in brine), nesoi (HS 030779) totaled $96K in April 2026, traded with 7 countries.
Clams, Cockles, and Ark Shells (Dried, Salted, or in Brine), NESOI imports of $96K in April 2026 ran 46% below the year-to-date monthly average of $178K.
Last updated: April 2026 dataPreserved clams, cockles, and ark shells — dried, salted, or held in brine — enter the US under three distinct 10-digit tariff lines: geoduck-excluded dried/salted clams (0307790150), a further carve-out excluding Stinson clams (0307790155), and cockles and ark shells in the same preservation states (0307790160). Canada leads supply, with Vietnam and China also significant sources, reflecting both wild-harvest and aquaculture origins across the Pacific Rim. All shipments are subject to FDA oversight for seafood HACCP compliance, and importers should verify that foreign establishments meet US food-safety equivalency standards. Classification hinges on species identity and preservation method — misidentification between cockles and clams can shift the applicable tariff line.
AI-written summary of the official U.S. Census Bureau trade figures on this page — verify before relying on it.
The schedule separates geoduck-excluded dried/salted clams (0307790150) from a subset that also excludes Stinson clams (0307790155), and places cockles and ark shells in their own line (0307790160). Correct classification requires confirming both species identity and the specific preservation method — dried, salted, or in brine.
FDA requires importers to have a seafood HACCP plan and to verify that foreign suppliers operate under equivalent hazard-analysis controls. Shipments from Vietnam and China may be subject to enhanced FDA import scrutiny, including prior notice filing and, in some cases, automatic detention orders for specific product categories. Consulting a licensed customs broker and reviewing current FDA import alerts before shipment is strongly advised.
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Monthly import values over time
HS10 import codes under this HS6 parent. Source: U.S. Harmonized Tariff Schedule.
| Code | Description | Import Value | Effective Tariff % | Duty Collected |
|---|---|---|---|---|
| 0307790160 | COCKLES AND ARK SHELLS, DRIED, SALTED OR IN BRINE | $90K | 1.31% | $212 |
| 0307790155 | CLAMS,DRIED,SLT,IN BRINE,EX GEODUCK,STINSON CLAM | $6K | -- | -- |
COCKLES AND ARK SHELLS, DRIED, SALTED OR IN BRINE
CLAMS,DRIED,SLT,IN BRINE,EX GEODUCK,STINSON CLAM
HS10 export codes under this HS6 parent. Source: U.S. Schedule B export classification.
| Code | Description | Export Value |
|---|---|---|
| 0307790160 | COCKLES AND ARK SHELLS, DRIED, SALTED OR IN BRINE | $102K |
| 0307790150 | CLAMS,EXC GEODCK, DRIED, SALTED OR IN BRINE | $0 |
COCKLES AND ARK SHELLS, DRIED, SALTED OR IN BRINE
22.2K kg
CLAMS,EXC GEODCK, DRIED, SALTED OR IN BRINE
SHRIMPS AND PRAWNS, FROZEN, NESOI
HS 030617
PACIFIC, ATLANTIC, DANUBE SALMON FILLET FRESH/CHLL
HS 030441
CRABS, INCLUDING IN SHELL, FROZEN
HS 030614
ATLANTIC SALMON AND DANUBE SALMON FRESH OR CHILLED
HS 030214
PACIFIC, ATLANTIC AND DANUBE SALMON FILLETS FROZEN
HS 030481
FISH FILLETS, FROZEN, NESOI
HS 030489
| State | Imports | Exports | Balance |
|---|---|---|---|
| Illinois | -- | $102K | +$102K |
| Maine | $61K | -- | -$61K |
| California | $20K | -- | -$20K |
| Port | Imports | Exports | Balance |
|---|---|---|---|
| CALAIS, ME | $74K | -- | -$74K |
| PORT HURON, MI | -- | $70K | +$70K |
| CHAMPLAIN-ROUSES POINT, NY | -- | $31K | +$31K |